W
- wake turbulence
- warm advection
- warm front thunderstorm
- warning light
- waterspout
- watt
- waypoint
- weather data
- weather forecast
- weather minima
- weather radar
- weather report
- weather warning
- weber
- weight
- wet lease
- wet runway
- wet snow
- wetting agent
- wheel base
- whiskey
- wide-body aircraft
- wildlife hazard
- winching operation
- wind arrow
- wind direction indicator
- wind rose
- wind shear
- wind tunnel
- windmill
- wing
- wing bar
- wing bar light
- wing root
- wing spar
- winglet
- wingman
- wire strike protection system
- world geodetic system
- World Geodetic System-1984